Whink Hair Clog Blaster is a fast acting bathroom drain opener designed to specifically attack and break down hair clogs! Professional strength liquid formula Pours through standing water Attacks and breaks down hair and soap scum Safe on all pipes and septic systems FOR BEST RESULTS Hair is the biggest bathroom drain clog problem and Hair Clog Blaster is the answer! * SHIPS GROUND ONLY. Provide valid street address at Checkout.